Cycles - Material - Toon BSDF
It looks like you want to remove the influence of the object on the lighting of the scene. To do this, mix the material of your object with a Transparent Shader, using a combination of the &quot;Is Reflection Ray&quot; and &quot;Is Shadow Ray&quot; outputs of a Light Path node as a Mix Factor. (Shadow Ray removes the shadow, Reflection Ray removes the light bounce - we want both, so we add them):
With Shadows and Light Bounces:

Shadows and Light Bounces removed: